Operation panel



FIG. 1 is a perspective view of our design for an operation panelaccording to the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a left side elevation view thereof.

This article is an operation panel for a facsimile, a copier, a scanner,or a printer or a data processing machine of any combination thereof.

The ornamental design for an operation panel, as shown and described.